<template>

    <div class="mui-numbox" data-numbox-min='1' style="height: 25px">
        <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
        <!--@change是用来监听文本框内容的改变-->
        <input id="test" class="mui-input-numbox" type="number" :value="this.initcount" @change="countChanged" ref="numbox" readonly/>
        <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
</template>

<script type="text/ecmascript-6">

    import mui from '../../lib/mui/js/mui.min'
    export default {
        name: 'GoodsInfo_NumBox',
        data() {
            return {}
        },
        mounted() {
            //插件 初始化
            mui('mui-numbox').numbox()
        },
        methods: {
            countChanged() {
                //数量改变了
                console.log('数量:'+this.$refs.numbox.value);
                console.log('标识:'+this.goodsid);
                //每当数量值改变,则立即把最新的数量同步到 购物车的 store 中,覆盖之前的数量值
                this.$store.commit("updateGoodsInfo", {
                    id: this.goodsid,
                    count: this.$refs.numbox.value
                });
            }
        },
        props: ['initcount','goodsid'],
    }
</script>


<style lang="scss" rel="stylesheet/scss" scoped>

</style>